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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2017-01-30 18:11:55 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2017-01-31 13:54:17 +1100
commit38e9d36bc149932964dcd25818c7f7283239592d (patch)
tree4ba2b9425271f7c507c77b3be591f8099f7cb8a9
parentb48ff52043f489d594b989b318c120ca340a2e41 (diff)
downloadblackbird-op-linux-38e9d36bc149932964dcd25818c7f7283239592d.tar.gz
blackbird-op-linux-38e9d36bc149932964dcd25818c7f7283239592d.zip
powerpc: Move isa bridge definitions to separate include
We'll be adding non-PCI isa bridge support so let's not have all the definition in pci-bridge.h Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
-rw-r--r--arch/powerpc/include/asm/isa-bridge.h28
-rw-r--r--arch/powerpc/include/asm/pci-bridge.h18
-rw-r--r--arch/powerpc/kernel/iomap.c1
-rw-r--r--arch/powerpc/kernel/isa-bridge.c1
-rw-r--r--arch/powerpc/platforms/maple/pci.c1
-rw-r--r--arch/powerpc/platforms/powernv/opal-lpc.c1
-rw-r--r--arch/powerpc/platforms/pseries/setup.c1
7 files changed, 33 insertions, 18 deletions
diff --git a/arch/powerpc/include/asm/isa-bridge.h b/arch/powerpc/include/asm/isa-bridge.h
new file mode 100644
index 000000000000..94d9c1c9706d
--- /dev/null
+++ b/arch/powerpc/include/asm/isa-bridge.h
@@ -0,0 +1,28 @@
+#ifndef __ISA_BRIDGE_H
+#define __ISA_BRIDGE_H
+
+#ifdef CONFIG_PPC64
+
+extern void isa_bridge_find_early(struct pci_controller *hose);
+
+static inline int isa_vaddr_is_ioport(void __iomem *address)
+{
+ /* Check if address hits the reserved legacy IO range */
+ unsigned long ea = (unsigned long)address;
+ return ea >= ISA_IO_BASE && ea < ISA_IO_END;
+}
+
+#else
+
+static inline int isa_vaddr_is_ioport(void __iomem *address)
+{
+ /* No specific ISA handling on ppc32 at this stage, it
+ * all goes through PCI
+ */
+ return 0;
+}
+
+#endif
+
+#endif /* __ISA_BRIDGE_H */
+
diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h
index c0309c59bed8..56c67d3f0108 100644
--- a/arch/powerpc/include/asm/pci-bridge.h
+++ b/arch/powerpc/include/asm/pci-bridge.h
@@ -174,14 +174,6 @@ extern int pci_device_from_OF_node(struct device_node *node,
u8 *bus, u8 *devfn);
extern void pci_create_OF_bus_map(void);
-static inline int isa_vaddr_is_ioport(void __iomem *address)
-{
- /* No specific ISA handling on ppc32 at this stage, it
- * all goes through PCI
- */
- return 0;
-}
-
#else /* CONFIG_PPC64 */
/*
@@ -269,16 +261,6 @@ extern void pci_hp_remove_devices(struct pci_bus *bus);
/** Discover new pci devices under this bus, and add them */
extern void pci_hp_add_devices(struct pci_bus *bus);
-
-extern void isa_bridge_find_early(struct pci_controller *hose);
-
-static inline int isa_vaddr_is_ioport(void __iomem *address)
-{
- /* Check if address hits the reserved legacy IO range */
- unsigned long ea = (unsigned long)address;
- return ea >= ISA_IO_BASE && ea < ISA_IO_END;
-}
-
extern int pcibios_unmap_io_space(struct pci_bus *bus);
extern int pcibios_map_io_space(struct pci_bus *bus);
diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c
index 3963f0b68d52..a1854d1ded8b 100644
--- a/arch/powerpc/kernel/iomap.c
+++ b/arch/powerpc/kernel/iomap.c
@@ -8,6 +8,7 @@
#include <linux/export.h>
#include <asm/io.h>
#include <asm/pci-bridge.h>
+#include <asm/isa-bridge.h>
/*
* Here comes the ppc64 implementation of the IOMAP
diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c
index ae1316106e2b..c898ff0cafec 100644
--- a/arch/powerpc/kernel/isa-bridge.c
+++ b/arch/powerpc/kernel/isa-bridge.c
@@ -29,6 +29,7 @@
#include <asm/pci-bridge.h>
#include <asm/machdep.h>
#include <asm/ppc-pci.h>
+#include <asm/isa-bridge.h>
unsigned long isa_io_base; /* NULL if no ISA bus */
EXPORT_SYMBOL(isa_io_base);
diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index a0589aac4163..69794d9389c2 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -24,6 +24,7 @@
#include <asm/machdep.h>
#include <asm/iommu.h>
#include <asm/ppc-pci.h>
+#include <asm/isa-bridge.h>
#include "maple.h"
diff --git a/arch/powerpc/platforms/powernv/opal-lpc.c b/arch/powerpc/platforms/powernv/opal-lpc.c
index 4886eb8b6381..2048ce7912f4 100644
--- a/arch/powerpc/platforms/powernv/opal-lpc.c
+++ b/arch/powerpc/platforms/powernv/opal-lpc.c
@@ -23,6 +23,7 @@
#include <asm/prom.h>
#include <linux/uaccess.h>
#include <asm/debug.h>
+#include <asm/isa-bridge.h>
static int opal_lpc_chip_id = -1;
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 7736352f7279..b4d362ed03a1 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -66,6 +66,7 @@
#include <asm/reg.h>
#include <asm/plpar_wrappers.h>
#include <asm/kexec.h>
+#include <asm/isa-bridge.h>
#include "pseries.h"
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